CN109245185A - Panel switches for distribution system - Google Patents
Panel switches for distribution system Download PDFInfo
- Publication number
- CN109245185A CN109245185A CN201810751361.8A CN201810751361A CN109245185A CN 109245185 A CN109245185 A CN 109245185A CN 201810751361 A CN201810751361 A CN 201810751361A CN 109245185 A CN109245185 A CN 109245185A
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- CN
- China
- Prior art keywords
- power supply
- mems
- switch
- group
- adjusting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/007—Arrangements for selectively connecting the load or loads to one or several among a plurality of power lines or power sources
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
- H01H9/541—Contacts shunted by semiconductor devices
- H01H9/542—Contacts shunted by static switch means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J1/00—Circuit arrangements for dc mains or dc distribution networks
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J4/00—Circuit arrangements for mains or distribution networks not specified as ac or dc
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D2221/00—Electric power distribution systems onboard aircraft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D41/00—Power installations for auxiliary purposes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/0036—Switches making use of microelectromechanical systems [MEMS]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H59/00—Electrostatic relays; Electro-adhesion relays
- H01H59/0009—Electrostatic relays; Electro-adhesion relays making use of micromechanics
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/40—The network being an on-board power network, i.e. within a vehicle
- H02J2310/44—The network being an on-board power network, i.e. within a vehicle for aircrafts
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
Abstract
The present invention provides a kind of panel switches, comprising: MEMS (MEMS) Relay Switch Matrix between power supply and electrical load is arranged in；And controller module, the controller module is configured to operate the MEMS relay switch between conducting state and nonconducting state, wherein, electric power is conducting to the electrical load from the power supply by the on state, and the nonconducting state prevents to be connected from the power supply to the electric power of the electrical load.
Description
Technical field
The disclosure relates generally to include the distribution system of panel switches and the operating method of distribution system.
Background technique
Circuit can be configured to have for controlling electrically operated switch, described electrically operated for example to enable or disable power load
It carries.For example, switch can be it is controllable to switch between first operator scheme and second operator scheme, first operate mould
In formula, " closed " is switched to be intended to electric current being transferred to switch output from switch input, in this second mode of operation, switch is " disconnected
Open " to be intended to prevent electric current from transmitting between switch input and switch output.
It is common in electric system, such as flight sequencing, using the electricity generation systems such as such as generator or power supply next life
At electric power, power to the electrical load in the system and subsystem of such as aircraft.When electric power passes through electrical busbar line and wiring
When electric power being delivered to electrical load from power supply, ensure to be delivered to electrical load with electrical nodes throughout electric system dispersion
Electric power meets the electric power standard for being directed to load design.With electrical nodes can for example further provide for handover operation with selective enabling or
The transmitting of electric power to specific electrical load is deactivated, this is functional key depending on for example available power supply, the electrical load of matching,
Or it for example takes off, cruise or the aircraft operation mode of terrestrial operation.
Summary of the invention
On the one hand, this disclosure relates to a kind of panel switches, comprising: be arranged in through adjusting between power supply and electrical load
MEMS (MEMS) relay switch；And controller module, the controller module are configured on state and non-
The MEMS relay switch is operated between on state.
On the other hand, this disclosure relates to a kind of distribution system, comprising: one group through adjusting power supply；One group of electrical load；If
It sets at described one group through adjusting one group of MEMS (MEMS) relay switch between power supply and one group of electrical load；
And controller module, the controller module are configured to operate the MEMS relay between conducting state and nonconducting state
Device switch.
It yet still another aspect, this disclosure relates to a kind of method for operating distribution system, comprising: in controller module really
Determine the expectation switch state of MEMS (MEMS) relay switch；It is received and is represented through adjusting power supply by the controller module
Through adjust electricity characteristic；And when institute it is received through adjust electricity characteristic meet electricity characteristic threshold value when, according to the expectation
Switch state controllably operates the MEMS relay by the controller module and switchs.The electricity characteristic threshold value is selected as
Reduce the electric stress on the MEMS relay switch.
Technical scheme 1 is related to a kind of panel switches, comprising: is arranged in through adjusting between power supply and electrical load
MEMS (MEMS) relay switch；And controller module, the controller module are configured on state and non-
The MEMS relay switch is operated between on state.
Technical solution 2 is related to panel switches according to technical solution 1, wherein it is described through adjust power supply include without
Adjust power supply (unregulated power source) and power regulator (power regulator), wherein the power supply
Adjuster is provided through adjusting power supply (regulated power source).
Technical solution 3 is related to the panel switches according to technical solution 2, wherein it is described without adjust power supply be variable
Power supply.
Technical solution 4 is related to panel switches according to technical solution 3, wherein it is described without adjust power supply be the sun
It can system.
Technical solution 5 is related to panel switches according to technical solution 1, wherein it is described through adjust power supply be at least one
A pure sine wave exchanges the source (AC).
Technical solution 6 is related to panel switches according to technical solution 1, wherein the power supply that adjusted is one group of electricity
Source.
Technical solution 7 is related to the panel switches according to technical solution 6, wherein one group of power supply includes at least one
A at least one variable power supply through adjusting power supply and being connect with power regulator.
Technical solution 8 is related to a kind of distribution system, comprising: one group through adjusting power supply；One group of electrical load；It is arranged described
One group through adjusting one group of MEMS (MEMS) relay switch between power supply and one group of electrical load；And control
Device module, the controller module are configured to operate the MEMS relay switch between conducting state and nonconducting state.
Technical solution 9 is related to the distribution system according to technical solution 8, wherein it is described through adjust power supply include without
Adjust power supply and power regulator, wherein the power regulator is provided through adjusting power supply.
Technical solution 10 is related to the distribution system according to technical solution 9, wherein it is described without adjust power supply be variable
Power supply.
Technical solution 11 is related to the distribution system according to technical solution 10, wherein it is described without adjust power supply be too
Positive energy system.
Technical solution 12 is related to the distribution system according to technical solution 8, wherein it is described through adjust power supply be at least one
A pure sine wave exchanges the source (AC).
Technical solution 13 is related to the distribution system according to technical solution 8, wherein the power supply that adjusted is one group of electricity
Source.
Technical solution 14 is related to the distribution system according to technical solution 13, wherein one group of power supply includes at least
One at least one variable power supply through adjusting power supply and being connect with power regulator.
Technical solution 15 is related to the distribution system according to technical solution 8, further includes TLM transmission line matrix, the transmission line
Matrix is adjusted power supply for described one group and is connected with one group of MEMS relay switches conductive.
Technical solution 16 is related to the distribution system according to technical solution 15, wherein described one group through adjust power supply to
Few includes the power supply of supply two-phase AC electricity.
Technical solution 17 is related to a kind of method for operating distribution system, comprising: in controller module determine for
The expectation switch state of MEMS (MEMS) relay switch；It is received and is represented through adjusting power supply by the controller module
Through adjusting electricity characteristic；And when institute it is received through adjust electricity characteristic meet electricity characteristic threshold value when, according to it is described expectation open
Off status controllably operates the MEMS relay by the controller module and switchs；Wherein, the electricity characteristic threshold value is selected
It is selected as reducing the electric stress on the MEMS relay switch.
Technical solution 18 is related to the method according to technical solution 17, wherein it is described through adjust electricity characteristic be electric current
Value.
Technical solution 19 is related to the method according to technical solution 18, wherein described in the electricity characteristic threshold value instruction
Through the zero passage for adjusting the electric current of power supply.
Technical solution 20 is related to the method according to technical solution 19, wherein controllably operates the MEMS relay
Switch includes the estimated zero passage through adjusting the electric current of power supply, and described in the zero passage based on the estimated electric current controllably operates
MEMS relay switch.
Detailed description of the invention
In the accompanying drawings:
Fig. 1 is the top-down signal according to the distribution system of the aircraft and aircraft of various aspects described herein
Figure.
Fig. 2 is according to the distribution system of Fig. 1 of various aspects described herein and controllable switch element schematic diagram.
Fig. 3 is the schematic diagram according to the controllable switch element of Fig. 2 of various aspects described herein.
Fig. 4 is the example flow chart for demonstrating the method for the operation distribution system according to various aspects described herein.
Specific embodiment
As it is used herein, controllable switch element or " switch " are a kind of electric devices, can be it is controllable with
Switch between first operator scheme and second operator scheme, in the first mode of operation, switchs " closed " or " conducting " to anticipate
Electric current is transferred to switch output from switch input by figure, and in this second mode of operation, it is anti-to be intended to switch "off" or " cut-off "
Only electric current transmits between switch input and switch output.In a non-limiting example, such as by controllable switch element enable or
Connecting or disconnecting for the connection of disabling can be selectively configured as providing, be enabled, the electrical connection between disabling counter element
Deng.
All aspects of this disclosure can be implemented in any circuit environment with switch.It may include all aspects of this disclosure
A non-limiting example of circuit environment may include aircraft power system architecture, to be preferably from turbogenerator
At least one shaft of gas-turbine unit generates electrical power, and electrical power is passed through at least one solid-state switch (for example, solid
State power controller (SSPC) switching device) it is transmitted to one group of electrical load.
Controllable switch element or a non-limiting example of switch may include MEMS (MEMS) relay switch.
As used herein, MEMS relay switch can be defined by one group of physical dimension, including but not limited to micron-sized contact.
In addition, MEMS relay switch may include can be maintained in off state (for example, prevent or " keep end ") high pressure (for example,
On the order of magnitude of several hectovolts) in the material of on state maintenance high current density (such as 100-200 milliamperes).MEMS relay
The non-limiting aspect of switch may also include or merge electronic device (for example, integrated-optic device) to allow in switch events
Temporary or a moment switch energy is during (such as be conducting to and end or by the end of ON switch operation) around switch, to permit
Perhaps, enable or provide MEMS relay switch and without electrical breakdown change state.MEMS relay is switched and constructed, configures or it
The non-limiting example of formation can in United States Patent (USP) 8,354,899, US 8,826,529, US 8,638,093, US 7,332,
835,US 7,643,256,US 8,144,445,US 7,554,222,US 8,358,488,US 7,928,333,US 8,
It is found in 054,589, US 8,570,713, US 8,537,507 and U.S. Patent Publication US 2013/0025934, these patents
Full text be incorporated herein.
In addition, though terms such as " voltages ", " electric current " and " power " can be used herein, but for this field skill
It is readily apparent that these terms are in terms of describing circuit or when circuit operation is interchangeable for art personnel.Equally such as
It is used herein, although sensor can be described as " sensing " or " measurement " respective value, sensing or measurement can wrap
It includes and determines instruction respective value or value relevant to respective value, rather than directly sensing or measured value itself.Sensing or the value of measurement
Additional component can be in addition supplied to.For example, described value can be provided to controller module or processor, and controller mould
Block or processor can execute processing to the value to determine the typical value or electrical characteristics that indicate described value.
As it is used herein, " system " or " controller module " may include at least one processor and memory.It deposits
The non-limiting example of reservoir may include random access memory (RAM), read-only memory (ROM), flash memories or such as
The memory of one or more different types of portable electric sub memories or these types of CD, DVD, CD-ROM etc.
Any appropriate combination.Processor can be configured to run any suitable program or executable instruction, be designed to carry out each
Kind method, functionality, processing task, calculating etc., to realize or reach technical operation or operation described herein.
Although " one group " various elements will be described, it is to be understood that " one group " may include any number of respective element, including
Only one element.Unless otherwise specified, connection is with reference to (for example, attachment, connection (coupled/connected) and engagement)
It should explain in a broad sense, and may include a series of relative movement between the intermediate member and element between elements.Thus,
Connection is directly connected to and with reference to not necessarily two elements of deduction each other in fixed relationship.Exemplary drawings are merely for the sake of explanation
Purpose, and the size, position, sequence and the relative size that reflect in attached drawing are alterable.
As illustrated in Figure 1, aircraft 10 may include distribution system, illustrate aircraft 10 at least one combustion gas whirlpool
Turbine is shown as Left Hand Engine system 12 and right engine system 14.Alternatively, electric system can have it is less or additional
Engine system.Left Hand Engine system 12 and right engine system 14 can be substantially the same, and can further comprise at least one
A power supply, such as motor or generator 18.Also showing that aircraft further has one group of power-consuming component or electrical load 20, for example,
Actuator load, flight critical loads (, flight critical loads) and non-flight critical loads (non-flight
critical loads).Electrical load 20 is electrically coupled by least one of distribution system and generator 18, the distribution
System is including such as power transmission line 22 or busbar line and matches electrical nodes 16.It will be appreciated that each aspect of the present invention shown in figure 1 is only
It is a non-limiting example of distribution system, and the present invention covers many other possibility of the invention other than shown
Aspect and configuration.In addition, the number of various parts depicted in figure 1 and layout are equally each side related to the present invention
The non-limiting example in face.
In aircraft 10, Left Hand Engine system 12 and right engine system 14 in operation provide mechanical energy, can usually lead to
It crosses shaft and extracts the mechanical energy to provide driving force for generator 18.Generator 18 then generates electric power, such as AC or DC
Electric power, and the electric power generated is provided to power transmission line 22, the power transmission line 22 is by electric power delivery to spreading the distribution that disposes of aircraft 10
Node 16.AC or DC electric power are received by power transmission line 22 with electrical nodes 16, and switching, electrical power conversion or distribution can be provided as needed
Management function is used for the desired electric power of load operation to provide to electrical load 20.
Example distribution management function may include but be not limited to: depend on for example available with power supply, 20 function of electrical load
Property key, electrical system or load health status or such as take off, cruise or terrestrial operation aircraft operation mode come
It is selectively enabled or disables the electric power delivery to specific electrical load 20.It may include additional management function.Furthermore, it may include use
In the additional power supply powered to electrical load 20, such as emergency power supply, Ram Air Turbine Systems, starter/generator or electricity
Pond group, and they can replace power supply.Although the present invention is not it will be appreciated that each aspect of the present invention is illustrated in aircraft environment
It is limited to this and applies generally to non-aircraft application, such as in other mobile application and non-moving industry, business and residential application
Electric system.
The operation of distribution system 30 is explained referring to Fig. 2.Distribution system 30 is similar to the distribution system of Fig. 1 or with electrical nodes
16.Distribution system 30 can be connected to power supply, including but not limited to generator 18.In unrestricted illustrated example, power distribution system
System 30 can be connect with one group of power supply, including but not limited to the first power supply 32, second source 34 and third power supply 36.In the disclosure
One non-limiting aspect, one group of power supply 32,34,36 may include corresponding each phase (A, B in three-phase alternating current (AC) distribution system 30
And C).Although showing three-phase by three power supplys 32,34,36, may include any number of phase or power supply (e.g., including
Direct current (DC) electricity or neutral phase line).In addition, the non-limiting aspect in the disclosure may include non-power generator power supply, including but not
It is limited to accessory power supply, solar energy system, battery, capacitor, another renewable or alternative power supply etc..In a further example,
Power supply may include dynamic or variable power supply, wherein can be changed over a period with operating condition by the electric power of power supply supply etc.
Deng.
Each corresponding power supply 32,34,36 can be connect with power regulator, and power regulator is shown as having the first electric power
The first power regulator (" Reg.A ") 38 of output 44, the second source adjuster (" Reg.B ") with the second electric power output 46
40 and with third electric power output 48 third power regulator (Reg.C) 42.Each corresponding power regulator 38,40,42
It by selection, configuration or can enable operationally by the electric adjustment generated by power supply 32,34,36 to accordingly through adjusting electric power
Output 44,46,48.As used herein, " adjusting " power supply may include that variable power supply is transformed into non-variable electric power output, packet
It includes but is not limited to pure sine wave exchange (such as 115 volts of AC, 400Hz), magneto, winding motor etc..Power supply 32,34,
36 non-limiting aspect may include additional supply, such as, but not limited to DC power supply, AC or DC electric power bus, one group of 3 phase AC electricity
Source etc..
The non-limiting aspect of the disclosure may include, wherein at least one subset of power regulator 38,40,42 can wrap
Include active adjuster.As used herein, " active " power regulator may include the converter with switched-mode category
Power regulator is activated or is configured to provide at least one of adjustable duty ratio or frequency shift to adjust electricity
The output of source adjuster.
One group is adjusted power supply output 44,46,48 and can provide to one group of transmission line, this group of transmission line is shown as transmission line square
Battle array 50 enables or at least one subset through adjusting power supply output 44,46,48 is allowed to connect with one group of electrical load 20.One
A non-limiting aspect, one group of electrical load 20 may include one group of motor, this group of motor is shown as the first motor (" electricity
Motivation 1 ") the 52, second motor (" motor 2 ") 54 and third motor (" motor 3 ") 56.Each corresponding electrical load
20 can be connect by corresponding controllable switch element selectivity with TLM transmission line matrix 50, and the first motor of selective connection is shown as
52 with the first controllable switch element 58 of TLM transmission line matrix 50, the of the second motor of selective connection 54 and TLM transmission line matrix 50
The third controllable switch element 62 of two controllable switch elements 60 and selective connection third motor 56 and TLM transmission line matrix 50.It can
At least one subset of control switch element 58,60,62 may also include one group of MEMS relay 70, and MEMS relay 70 is by each electricity
20 selective connection of at least one subset and electrical load that source 32,34,36 or each exports 44,46,48 through adjusting power supply.
One group of controllable switch element 58,60,62, one group of MEMS relay 70 or combinations thereof can with processor 82 and deposit
The controller module 80 of reservoir 84 communicates to connect.With in this meaning, controller module 80 or processor 82 may be configured to grasp
Make or executes for controllably switching at least one MEMS relay 70, at least one controllable switch element 58,60,62 or its group
Power supply is adjusted power supply output from one group with selective enabling or disabling (for example, excitation or deactivation) by the one group of instruction closed
44, at least one of 46,48 is supplied at least one of one group of electrical load 20.Controller module 80 may further determine that, generates, give birth to
At, output signal, Switch controller module output signal including but not limited to as described in this article or signal of communication are provided.From
It is said in another meaning, at least one MEMS relay 70, at least one controllable switch element 58,60,62 or combinations thereof can be rung
Ying Yucong controller module 80 or the received control signal operation of processor 82.
Although not illustrating controller module 80 and one group of power regulator 38,40,42 communicates to connect, the disclosure it is non-
Restricted aspect may include, wherein at least one subset of controller module 80 and power regulator 38,40,42 communicates to connect.
In this sense, the subset of power regulator 38,40,42 for example may be in response to be provided by controller module 80 or processor 82
Signal operation is controlled, or can will be adjusted power supply output data or information and be provided to controller module 80 or processor 82.?
The subset of one non-limiting aspect, power regulator 38,40,42 can provide current value, voltage value, zero-crossing timing value etc.
To controller module 80.At the another non-limiting aspect of the disclosure, the subset of power regulator 38,40,42 may be in response to mention
It is supplied to the control signal operation of controllable switch element 58,60,62, controllable switch element 58,60,62 may be in response to be provided to power supply
The control signal operation of the subset of adjuster 38,40,42, or combinations thereof.
It is individual although illustrated as controller module 80 and is separated with distribution system 30, but all aspects of this disclosure can wraps
It includes, wherein for example, controller module 80 is included in distribution system 30 or its component.
During the operation of distribution system 30, controller module 80 or processor 82 can be enabled by communications control signal or
Operate one group of controllable switch element 58,60,62, the switching function of one group of MEMS relay 70 or combinations thereof.It is in electrical load
In the example that the load of motor 52,54,56 or another 20 is mutually operated using multiple power supplys or power supply, controller module 80 or processing
Device 82 can enable or operate one group of controllable switch element 58,60,62, the switching function of one group of MEMS relay 70 or combinations thereof,
Supplied with providing to be adjusted power supply accordingly and export 44,46,48 timing as needed, with for motor appropriate 52,54,
56 operations.For example, in a non-limiting example of 52,54,56 progress of starting sequence of motor, in desired waveform (for example,
In the positive half-wave of power supply output phase) one group of controllable switch element 58,60,62, one group of MEMS relay 70 or combinations thereof is opened
Corresponding phase power supply output 44,46,48 can operationally be provided so that motor 52,54,56 is walked towards simultaneously operating by closing operation
Into.In another non-limiting example, controller module 80 by receive from corresponding power regulator 38,40,42 with
The value of sensing or the related communication of the value of measurement, in terms of also can ensure that the timing of waveform or another electric power based on timing is special
Property.
In a non-limiting example of distribution system 30, one group of DC power supply or DC power supply bus can pass through transmission line square
Battle array 50 via one group of controllable switch element 58,60,62, one group of MEMS relay 70 or combinations thereof supply power to one group it is each
Motor driver.
The additional non-restrictive characteristic of Fig. 3 diagram MEMS relay 70.As shown, MEMS relay 70 may include setting
The each MEMS relay for being set to the electrically in parallel a group or a array 72 between power supply 32,34,36 and electrical load 20 is opened
Close 74.In the shown example, three MEMS relay switches 74 are shown as in parallel, but may include any number of MEMS relay
Device switch 74.The array 72 of MEMS relay switch 74 can controllably be operated by MEMS actuator 76, and MEMS actuator 76 configures
It is operated in response to the electromechanical of control Signal-controlled switch 74.In one non-limiting example, although a other MEMS relay
Device switch can, may be configured to or can be activated with the electric current of 100-200 milliamperes of the transmission in closure, but MEMS relay
The array 72 of device switch 74 can transmit the electric current of 10 to 20 peaces in closure jointly.The non-limiting aspect of the disclosure may include,
Wherein, the array 72 of MEMS relay switch 74 is in response to common control signal operation (for example, it is not independently operable
).
MEMS relay 70 may also include resonance potential limiting circuit 78, allows or enables to the attached of MEMS relay 70
The optional control added and protective capability.For example, resonance potential limiting circuit 78 may include the array with MEMS relay switch 74
72 electrically in parallel the first solid-state switches 90 (it is shown as transistor Q1) and the second solid-state switch 92 (it is shown as transistor Q2).
The non-limiting aspect of resonance potential limiting circuit 78 may also include and the concatenated inductance 98 of the second solid-state switch 92 and capacitor
100, and the charging circuit 96 at 100 both ends of capacitor is set.
The other non-limiting aspect of resonance potential limiting circuit 78 may include communicating to connect with controller module 80
Control circuit 94.Control circuit 94 can be communicated to connect with MEMS actuator 76, the first solid-state switch 90 and the second solid-state switch 92.
Control circuit 94 can also be communicated to connect with current sensor 108, and current sensor 108 is located in the battle array of MEMS relay switch 74
The downstream of the parallel arrangement of column 72 and the first solid-state switch 90, but except the parallel current path of the second solid-state switch 92.?
In this arrangement, control circuit 94 operationally or can be efficiently received measurement or sensing electric current from current sensor 108
Value signal 110 receives control signal from controller module 80.In addition, control circuit 94 operationally or efficiently generates first
Control signal 106 is simultaneously provided to MEMS actuator 76, generates second control signal 104 and is provided to the first solid-state and opens
90 are closed, third control signal 102 is generated and is provided to the second solid-state switch 92.
In response to controlling from the received control signal of controller module 80 and current value signals 110 measure or sensing
Circuit 94 can operate the array of the MEMS relay switch 74 (by first control signal 106 and MEMS actuator 76), will be electric
Power is supplied to electrical load 20 from power supply 32,34,36, or alternatively or additionally, (is passed through by the first solid-state switch 90
Second control signal 104 and current path 120) or the second solid-state switch 92 (pass through third and control signal 102 and current path
130) at least one retransfer electric current supply.
In one non-limiting example, second control signal 104 can be closed in the array of MEMS relay switch 74
Before, current path 120 is enabled by Q1.In this sense, load current will flow through current path 120.Then, third controls
Signal 102 can enable current path 130 by Q2, so that electric current can pass through inductance 98, and be effectively reduced the electricity by Q1
Stream.When being zero or near zero by the electric current of current path 120 (as measuring current sensor 108), MEMS relay
The array of switch 74 can be closed, as by the instruction of first control signal 106 and timing.Equally, in another non-limiting reality
In example, second control signal 104 can enable current path by Q1 before the array of MEMS relay switch 74 is opened
120.Then, third control signal 102 can enable current path 130 by Q2 and inductance 98, so that current path 130 has
Effect ground reduces the electric current of the array by MEMS relay switch 74.When MEMS electric current (by as current sensor 108 measures)
When for zero or near zero, the array of MEMS relay switch 74 can be opened.As used herein, " through adjusting " power supply or
" through adjusting " output may include the adjusting for executing or enabling by control circuit 94, resonance potential limiting circuit 78 etc..
By using the selective switch operation of MEMS relay switch, the switch operation of the distribution system property of can choose is appointed
What is arranged, and uses the power distribution from one group of power supply to one group of electrical load.For example, at a non-limiting aspect, Suo You electricity
The source property of can choose is connected to all loads.At another non-limiting aspect, the subset in source is for example based on selective time series pattern
Or the execution of instruction set can be optionally connected to the subset of load.The present invention covers in addition to upper aspect shown in the drawings and matches
Many other possible aspects and configuration except setting.For example, it is also may be used at United States Patent (USP) 8, HALT described in 358,488
The reduced form of technology implements the device based on MEMS.In addition, the design and placement of various parts can be rearranged, make it possible to
Realize multiple and different Configuration Onlines (in-line configurations).
Fig. 4 is to show the example flow chart of the method for operating distribution system 30.Method 300 starts at 210,
The expectation switch state of the array for MEMS relay switch 74 is determined in controller module 80,94.Then, method 200 is wrapped
It includes at 220, is received and represented through adjusting power supply through adjusting electricity characteristic by controller module 80,94.It is non-limiting at one
In example, electricity characteristic may include current value, such as the current value sensed by current sensor 108, or by one group of power supply 32,
34, at least one of 36 or one group of power regulator 38,40,42 are provided to the value of controller module 80.Method 200 is 230
Place continues, and determines that institute is received and is adjusted whether electricity characteristic meets electricity characteristic threshold value.Method 200 then continues at 240,
When institute it is received through adjust electricity characteristic meet electricity characteristic threshold value when, according to desired switch state by controller module 80,
94 controllably operate the array of MEMS relay switch 74.At a non-limiting aspect of the disclosure, electricity characteristic threshold value can
Zero current cross including power supply 32,34,36 or close to zero current cross or current value, such as by the sensing of controller module 80,94 or pre-
Meter.In this sense, the operation timing for switching operation can be corresponding with zero passage (or adjacent), is opened with reducing MEMS relay
Close the electric stress (electrical stress) on 74 array.As used herein, the array of MEMS relay switch 74
On " electric stress " may include but be not limited to surge current, fault current, destroy electric current etc., or due to MEMS relay
The array of switch 74 turns on and off any other interim electric event of bring.
The purpose that described sequence is merely to illustrate is not meant to method for limiting 300 in any way, because should
Understanding, it may include additional or insertion part that each section of the method can be carried out with different logical orders,
Or the part of the method can be divided into multiple portions or the part of the method and can be omitted without inclined
From described method.
Various aspects disclosed herein provide the method and distribution for electric power to be selectively supplied to one group of electrical load
System.Have the technical effect that various aspects described above in response to the value of sensing or the value of measurement, or holding in response to instruction set
Row, makes it possible to supply electrical power.It can be that various aspects described above mention with the advantage that various aspects described above are realized
For being switched when implementing distribution system using MEMS relay.MEMS relay switch is realized compared to using conventional contactor
Or the lower quality of custom power distribution systems, volume and the energy dissipation of solid-state switch.For example, the switch with solid-state switch or routine
Configuration is compared, and since lower-wattage dissipates, the switch based on MEMS can be cooling using passive type.In the another unrestricted of the disclosure
Property aspect, compared with solid-state switch, MEMS relay switch can inherently bidirectional conducting electric current.As another advantage, MEMS after
Electric switch is immunized the excellent of disturbance effect since lower quality provides.
Also by using being adjusted power supply, such as by one group of power regulator or by resonance potential limiting circuit,
It can in a power distribution system include variable power supply.Another non-limiting advantage including power regulator is to enable or allow zero current
The ability for switching operation eliminates the obstacle of cutting major break down electric current.
The another non-limiting advantage of above-mentioned various aspects includes small physical size and the occupancy face of the device based on MEMS
Product.Due to not needing subsidiary components management high current, the device based on MEMS has also enabled small size and area occupied,
This makes it be beneficial when implementing switch matrix described herein.In another advantage, the array of MEMS relay switch
Redundancy can be provided in the case where the subset failure of switch.
The another non-limiting advantage of above-mentioned various aspects is due to matrix and switchgear distribution, for distribution system in dynamic
Ground allows or enables electrical load or for making to have greater flexibility when electric equilibrium.
In extent not described, the different characteristic and structure of various aspects can according to need in combination with one another.Nothing
Method illustrate in all respects this feature be not meant to be construed as can not, but completed to succinctly describe.Cause
This, the various features of different aspect, which can according to need, to be mixed and matched to form new aspect, regardless of whether new aspect is bright
Really description.The present invention covers all combinations or arrangement of features described herein.
This written description openly includes the present invention of optimal mode using example, and also makes the technology people of fields
Member can practice each aspect of the present invention, including manufacturing and using any device or system and executing any be incorporated to side
Method.Patentable scope of the invention is defined by the claims, and it is other to may include that those skilled in the art expects
Example.If these other examples have the not structural detail different from the literal language of claim, or if they are wrapped
The equivalent structural elements with the literal language of claim without substantive difference are included, then these other examples are intended in claim
In range.
Claims (10)
1. a kind of panel switches, comprising:
It is arranged in through adjusting MEMS (MEMS) relay switch between power supply and electrical load；And
Controller module, the controller module are configured to operate the MEMS relay between conducting state and nonconducting state
Device switch.
2. panel switches according to claim 1, wherein the power supply that adjusted includes without adjusting power supply and power supply tune
Save device, wherein the power regulator is provided through adjusting power supply.
3. panel switches according to claim 2, wherein it is described without adjust power supply be variable power supply.
4. panel switches according to claim 3, wherein it is described without adjust power supply be solar energy system.
5. panel switches according to claim 1, wherein the power supply that adjusted is the exchange of at least one pure sine wave
(AC) source.
6. panel switches according to claim 1, wherein it is described through adjust power supply be one group of power supply.
7. panel switches according to claim 6, wherein one group of power supply includes at least one adjusted power supply and with
At least one variable power supply of power regulator connection.
8. a kind of distribution system, comprising:
One group through adjusting power supply；
One group of electrical load；
It is arranged in described one group through adjusting one group of MEMS (MEMS) relay between power supply and one group of electrical load
Device switch；And
Controller module, the controller module are configured to operate the MEMS relay between conducting state and nonconducting state
Device switch.
9. distribution system according to claim 8, wherein the power supply that adjusted includes without adjusting power supply and power supply tune
Save device, wherein the power regulator is provided through adjusting power supply.
10. a kind of method for operating distribution system, comprising:
The expectation switch state for MEMS (MEMS) relay switch is determined in controller module；
It is received and is represented through adjusting power supply through adjusting electricity characteristic by the controller module；And
When institute is received meets electricity characteristic threshold value through adjusting electricity characteristic, according to the expectation switch state by the control
Device module controllably operates the MEMS relay switch；
Wherein, the electricity characteristic threshold value is selected as reducing the electric stress on the MEMS relay switch.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1711053.7 | 2017-07-10 | ||
| GB1711053.7A GB2564434B (en) | 2017-07-10 | 2017-07-10 | Power distribution switch for a power distribution system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109245185A true CN109245185A (en) | 2019-01-18 |
| CN109245185B CN109245185B (en) | 2023-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810751361.8A Active CN109245185B (en) | 2017-07-10 | 2018-07-10 | Power distribution switch for power distribution system |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US11049671B2 (en) |
| CN (1) | CN109245185B (en) |
| GB (1) | GB2564434B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB201811536D0 (en) * | 2018-07-13 | 2018-08-29 | Ge Aviat Systems Ltd | Battery power source |
| US11196585B1 (en) | 2021-03-31 | 2021-12-07 | Beta Air, Llc | Method and system for virtualizing a plurality of controller area network bus units communicatively connected to an aircraft |
| US11447015B1 (en) | 2021-06-15 | 2022-09-20 | Beta Air, Llc | System and method for dynamic excitation of an energy storage element configured for use in an electric aircraft |
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Also Published As
| Publication number | Publication date |
|---|---|
| US20190019637A1 (en) | 2019-01-17 |
| GB201711053D0 (en) | 2017-08-23 |
| CN109245185B (en) | 2023-08-18 |
| GB2564434B (en) | 2020-08-26 |
| GB2564434A (en) | 2019-01-16 |
| US11049671B2 (en) | 2021-06-29 |
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